some of the world's cleanest gas turbines are now powering some of america's biggest cities. siemens. answers. [ male announcer ] how could switchgrass in argentina, change engineering in dubai, aluminum production in south africa, and the aerospace industry in the u.s.? at t. rowe price, we understand the connections of a complex, global economy. it's just one reason over 75% of our mutual funds beat their 10-year lipper average. t. rowe price. invest with confidence. request a prospectus or summary prospectus with investment information, risks, fees and expenses to read and consider carefully before investing. ♪ john: welcome back to the students for liberty conference. now, most of you students consider yourselves libertarians why not republican? is it because the republicans want to go to work? they want to police what you can put in your body or ban gay marriage? of right. and coulter says we're out to lunch. >> award. to explain that in a way that i think libertarians should appreciate. there one thing the federal government should be doing or maybe two, rulate inters